kernel crash on arndale while CPU hotplug
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
Linaro Linux Baseline |
Won't Fix
|
Undecided
|
Unassigned | ||
Linaro Stable Kernel (LSK) |
Won't Fix
|
Undecided
|
Unassigned | ||
Linaro Ubuntu |
Won't Fix
|
Undecided
|
Unassigned | ||
linaro-landing-team-samsung |
New
|
Undecided
|
Unassigned |
Bug Description
pm-qa tests reported kernel crash on arndale
test case:
-------
test the cpu state is reflected in sysfs
name : cpuhotplug_02
script :
for each cpu
set cpuX offline
check cpuX status is offline
set cpuX back online
check cpuX status is online
Kernel crash dump:
-------
###
### cpuhotplug_02:
### test the cpu state is reflected in sysfs
### https:/
###
4IRQ153 no longer affine to CPU1
5CPU1: shutdown
CPU1: Booted secondary processor
0Kernepuhotplu
nic - not syncing: unexpected prefetch abort in Hyp mode at: 0x403f3040unexp
dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-
[<8001c385>] (unwind_
[<8001a625>] (show_stack+
[<803ec565>] (panic+0x61/0x158) from [<800118f7>] (cpu_init_
[<800118f7>] (cpu_init_
[<80011953>] (hyp_init_
[<8004180d>] (notifier_
[<800297d9>] (__cpu_
[<803ea455>] (secondary_
3drm_kms_helper: panic occurred, switching back to text console
2CPU0: stopping
dCPU: 0 PID: 0 Comm: swapper/0 Not tainted 3.10.0-
[<8001c385>] (unwind_
[<8001a625>] (show_stack+
[<8001b8d3>] (handle_
[<800084cf>] (gic_handle_
Exception stack(0x80659f18 to 0x80659f60)
9f00: 80659f60 3b9aca00
9f20: dab1c3e0 00000052 da9cbfab 00000052 8175b398 00000000 8072e8c4 806c4c84
9f40: 00000000 80658000 29aaaaab 80659f60 80342041 80331b70 600f0033 ffffffff
[<8001741b>] (__irq_
[<80331b70>] (cpuidle_
[<80331c59>] (cpuidle_
[<800184ad>] (arch_cpu_
[<80053159>] (cpu_startup_
d------------[ cut here ]------------
2kernel BUG at /build/
0Internal error: Oops - BUG: 0 [#1] SMP THUMB2
dModules linked in: gator
dCPU: 1 PID: 0 Comm: swapper/1 Not tainted 3.10.0-
dtask: ec0d3a80 ti: ec0f0000 task.ti: ec0f0000
PC is at select_
LR is at select_
pc : [<803ecbee>] lr : [<803ecbb9>] psr: 600f01f3
sp : ec0f1d10 ip : 00000002 fp : 8067a984
r10: 00000000 r9 : 00000002 r8 : 803f6ad8
r7 : ec0f1d10 r6 : ec6eb740 r5 : ec6eb5c0 r4 : 8067a0f8
r3 : 00000000 r2 : 00000002 r1 : 00000002 r0 : 00000002
Flags: nZCv IRQs off FIQs off Mode SVC_32 ISA Thumb Segment kernel
Control: 70c5387d Table: 40003000 DAC: 55555555
Linux kernel:
Linux version 3.10.0-
target:
Machine: SAMSUNG EXYNOS5 (Flattened Device Tree), model: Insignal Arndale evaluation board based on EXYNOS5250
LAVA test log:
http://
build image:
http://
description: | updated |
summary: |
- pm-qa tests reported kernel crash on arndale + kernel crash on arndale while CPU hotplug |
Changed in linaro-stable-kernel: | |
status: | New → Won't Fix |
Changed in linaro-ubuntu: | |
status: | New → Won't Fix |
Changed in linaro-linux-baseline: | |
status: | New → Won't Fix |
Broken hotplug in the kernel can't be the fault of the QA testsuite. Passing to Samsung LT.